.page-contact {
  --co-line: rgba(233, 237, 242, .18);
  --co-line-soft: rgba(233, 237, 242, .1);
  --co-line-dark: rgba(22, 35, 63, .13);
  background: var(--rock);
  color: var(--ink);
  font-family: var(--font-body);
  -webkit-text-size-adjust: 100%;
}

.page-contact .co-wrap {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: 20px;
}

.page-contact .co-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
}

.page-contact a:focus-visible,
.page-contact button:focus-visible,
.page-contact input:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 3px;
}

/* ---------- 面包屑 ---------- */
.page-contact .co-crumbs {
  background: var(--ink);
  padding: 15px 0 13px;
}

.page-contact .co-crumbs__inner {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  color: rgba(233, 237, 242, .55);
}

.page-contact .co-crumbs a {
  color: rgba(233, 237, 242, .82);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-contact .co-crumbs a:hover {
  color: var(--gold-bright);
}

.page-contact .co-crumbs__sep {
  color: rgba(233, 237, 242, .28);
}

.page-contact .co-crumbs__now {
  color: var(--gold-bright);
}

/* ---------- 首屏分屏 ---------- */
.page-contact .co-hero {
  position: relative;
  background: var(--ink);
  color: var(--snow);
  padding: 10px 0 56px;
  overflow: hidden;
}

.page-contact .co-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: .6;
}

.page-contact .co-hero__inner {
  display: grid;
  gap: 36px;
}

.page-contact .co-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: .16em;
  font-weight: 700;
  color: var(--gold-bright);
}

.page-contact .co-kicker__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 138, 60, .2);
}

.page-contact .co-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(27px, 5vw, 46px);
  line-height: 1.2;
  letter-spacing: -.022em;
  color: var(--rock);
}

.page-contact .co-hero__lead {
  margin: 0 0 28px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(233, 237, 242, .78);
}

.page-contact .co-hero__actions {
  margin: 26px 0 0;
}

/* ---------- 合作方式分段切换 ---------- */
.page-contact .co-modes__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--co-line);
}

.page-contact .co-modes__tab {
  appearance: none;
  border: 1px solid var(--co-line);
  background: rgba(233, 237, 242, .04);
  color: rgba(233, 237, 242, .74);
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.2;
  padding: 10px 15px;
  border-radius: 11px 2px 11px 2px;
  cursor: pointer;
  transition: color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .co-modes__tab:hover {
  color: var(--rock);
  border-color: rgba(232, 180, 90, .55);
}

.page-contact .co-modes__tab[aria-selected="true"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
  font-weight: 700;
}

.page-contact .co-modes__panel {
  padding-top: 20px;
}

.page-contact .co-facts {
  margin: 0;
  display: grid;
  gap: 13px;
}

.page-contact .co-facts__row {
  display: grid;
  gap: 3px;
}

.page-contact .co-facts dt {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--gold-bright);
}

.page-contact .co-facts dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(233, 237, 242, .8);
}

/* ---------- 首屏对接卡 ---------- */
.page-contact .co-hero__aside {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--co-line);
  border-radius: 14px 3px 14px 3px;
  background: var(--ink-deep);
}

.page-contact .co-hero__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .42;
}

.page-contact .co-hero__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, rgba(14, 23, 41, .5) 0%, rgba(14, 23, 41, .88) 58%, rgba(14, 23, 41, .97) 100%);
}

.page-contact .co-channels {
  position: relative;
  padding: 24px 22px 26px;
}

.page-contact .co-channels__title {
  margin: 0 0 18px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--gold-bright);
}

.page-contact .co-channels__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .co-channel {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--co-line-soft);
}

.page-contact .co-channel:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .co-channel__icon {
  display: block;
  color: var(--gold-bright);
}

.page-contact .co-channel__icon svg {
  display: block;
  width: 22px;
  height: 22px;
}

.page-contact .co-channel__text {
  display: block;
  min-width: 0;
}

.page-contact .co-channel__label {
  display: block;
  margin-bottom: 4px;
  font-size: 11.5px;
  letter-spacing: .12em;
  color: rgba(233, 237, 242, .55);
}

.page-contact .co-channel__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--rock);
  word-break: break-all;
}

.page-contact .co-channel__hint {
  display: block;
  margin-top: 5px;
  font-size: 12.5px;
  line-height: 1.65;
  color: rgba(233, 237, 242, .58);
}

/* ---------- 通用区块 ---------- */
.page-contact .co-sec {
  padding: 56px 0;
}

.page-contact .co-sec-head {
  max-width: 720px;
  margin-bottom: 30px;
}

.page-contact .co-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--gray);
}

.page-contact .co-eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--gold);
}

.page-contact .co-sec-head h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.6vw, 33px);
  line-height: 1.28;
  letter-spacing: -.016em;
}

.page-contact .co-sec-head__lead {
  margin: 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.82;
  color: var(--gray);
}

/* ---------- 回访流程 ---------- */
.page-contact .co-sec--flow {
  background: var(--rock);
}

.page-contact .co-flow__inner {
  max-width: 920px;
}

.page-contact .co-flow__media {
  margin: 0 0 34px;
}

.page-contact .co-flow__media img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--co-line-dark);
  border-radius: 12px 2px 12px 2px;
  background: var(--snow);
}

.page-contact .co-flow__media figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--gray);
}

.page-contact .co-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .co-step {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: 6px 0 26px;
}

.page-contact .co-step::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(201, 138, 60, .45), rgba(201, 138, 60, .1));
}

.page-contact .co-step:first-child::before {
  top: 20px;
}

.page-contact .co-step:last-child::before {
  bottom: calc(100% - 46px);
}

.page-contact .co-step__num {
  position: relative;
  z-index: 1;
  justify-self: start;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  background: var(--gold);
  border-radius: 11px 2px 11px 2px;
}

.page-contact .co-step__body h3 {
  margin: 9px 0 8px;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
}

.page-contact .co-step__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--gray);
}

/* ---------- 联系渠道 ---------- */
.page-contact .co-sec--contact {
  background: var(--ink);
  color: var(--snow);
}

.page-contact .co-sec-head--dark .co-eyebrow {
  color: rgba(233, 237, 242, .6);
}

.page-contact .co-sec-head--dark h2 {
  color: var(--rock);
}

.page-contact .co-sec-head--dark .co-sec-head__lead {
  color: rgba(233, 237, 242, .74);
}

.page-contact .co-contact__grid {
  display: grid;
  gap: 16px;
}

.page-contact .co-contact__card {
  position: relative;
  padding: 24px 22px 26px;
  background: rgba(233, 237, 242, .05);
  border: 1px solid var(--co-line);
  border-radius: 12px 2px 12px 2px;
}

.page-contact .co-contact__card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: var(--gold);
  opacity: .75;
}

.page-contact .co-contact__icon {
  display: block;
  margin-bottom: 14px;
  color: var(--gold-bright);
}

.page-contact .co-contact__icon svg {
  display: block;
  width: 24px;
  height: 24px;
}

.page-contact .co-contact__card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--gold-bright);
}

.page-contact .co-contact__value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--rock);
  word-break: break-word;
}

.page-contact .co-contact__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(233, 237, 242, .7);
}

.page-contact .co-contact__meta {
  margin: 30px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: rgba(233, 237, 242, .42);
}

/* ---------- 服务时间 ---------- */
.page-contact .co-sec--hours {
  background: var(--snow);
}

.page-contact .co-hours__scale {
  max-width: 620px;
  margin: 0 0 30px;
}

.page-contact .co-hours__track {
  position: relative;
  height: 10px;
  border-radius: 2px 10px 2px 10px;
  background: rgba(22, 35, 63, .1);
  overflow: hidden;
}

.page-contact .co-hours__fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 100%;
  background: linear-gradient(90deg, var(--gold), var(--gold-bright));
}

.page-contact .co-hours__marks {
  display: flex;
  justify-content: space-between;
  margin-top: 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gray);
}

.page-contact .co-hours__grid {
  display: grid;
  gap: 16px;
}

.page-contact .co-hours__card {
  padding: 22px 20px;
  background: var(--rock);
  border: 1px solid var(--co-line-dark);
  border-radius: 12px 2px 12px 2px;
}

.page-contact .co-hours__card--primary {
  border-left: 3px solid var(--gold);
}

.page-contact .co-hours__card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
}

.page-contact .co-hours__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--gray);
}

.page-contact .co-hours__note {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--co-line-dark);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--gray);
}

/* ---------- 准备清单 ---------- */
.page-contact .co-sec--prep {
  background: var(--rock);
}

.page-contact .co-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 720px;
}

.page-contact .co-check {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 13px;
  align-items: start;
  padding: 15px 17px;
  background: var(--snow);
  border: 1px solid transparent;
  border-radius: 10px 2px 10px 2px;
  cursor: pointer;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}

.page-contact .co-check:hover {
  border-color: rgba(201, 138, 60, .45);
}

.page-contact .co-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--gold);
  cursor: pointer;
}

.page-contact .co-check span {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink);
}

.page-contact .co-check:has(input:checked) {
  background: var(--rock);
  border-color: rgba(201, 138, 60, .55);
}

.page-contact .co-check:has(input:checked) span {
  color: var(--gray);
}

/* ---------- 常见问题 ---------- */
.page-contact .co-sec--faq {
  background: var(--snow);
}

.page-contact .co-faq {
  max-width: 880px;
  border-top: 1px solid var(--co-line-dark);
}

.page-contact .co-faq__item {
  border-bottom: 1px solid var(--co-line-dark);
}

.page-contact .co-faq__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 0;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
}

.page-contact .co-faq__trigger:hover {
  color: var(--gold);
}

.page-contact .co-faq__mark {
  position: relative;
  flex: 0 0 16px;
  width: 16px;
  height: 16px;
}

.page-contact .co-faq__mark::before,
.page-contact .co-faq__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--gold);
  border-radius: 1px;
  transform: translate(-50%, -50%);
}

.page-contact .co-faq__mark::before {
  width: 16px;
  height: 2px;
}

.page-contact .co-faq__mark::after {
  width: 2px;
  height: 16px;
  transition: transform .2s var(--ease), opacity .2s var(--ease);
}

.page-contact .co-faq__trigger[aria-expanded="true"] .co-faq__mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.page-contact .co-faq__panel {
  padding: 0 0 22px;
}

.page-contact .co-faq__panel p {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.88;
  color: var(--gray);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .co-facts__row {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }

  .page-contact .co-hours__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 768px) {
  .page-contact .co-wrap {
    padding-inline: 32px;
  }

  .page-contact .co-contact__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .co-sec {
    padding: 76px 0;
  }

  .page-contact .co-hero {
    padding-bottom: 72px;
  }
}

@media (min-width: 1024px) {
  .page-contact .co-hero__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .co-channels {
    padding: 34px 32px 36px;
  }

  .page-contact .co-hero h1 {
    font-size: clamp(32px, 3.4vw, 44px);
  }

  .page-contact .co-sec {
    padding: 84px 0;
  }

  .page-contact .co-step {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 24px;
    padding-bottom: 30px;
  }

  .page-contact .co-step::before {
    left: 24px;
  }

  .page-contact .co-step__num {
    width: 48px;
    height: 48px;
    font-size: 16px;
  }

  .page-contact .co-step:last-child::before {
    bottom: calc(100% - 54px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: .01ms !important;
  }
}